30840572

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2058

約数の個数: 48

約数和(自身を含む): 67200000

約数和(自身を除く): 36359428

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 406, 532, 551, 812, 1102, 1999, 2204, 3857, 3998, 7714, 7996, 13993, 15428, 27986, 37981, 55972, 57971, 75962, 115942, 151924, 231884, 265867, 405797, 531734, 811594, 1063468, 1101449, 1623188, 2202898, 4405796, 7710143, 15420286, 30840572]

約数ペア:

[(1, 30840572), (2, 15420286), (4, 7710143), (7, 4405796), (14, 2202898), (19, 1623188), (28, 1101449), (29, 1063468), (38, 811594), (58, 531734), (76, 405797), (116, 265867), (133, 231884), (203, 151924), (266, 115942), (406, 75962), (532, 57971), (551, 55972), (812, 37981), (1102, 27986), (1999, 15428), (2204, 13993), (3857, 7996), (3998, 7714)]